A new technique can distinguish between different types of chronic obstructive pulmonary disease (COPD) and track disease progression. The method could allow for more accurate diagnoses and lead to more effective treatments.

Scientists discovered mutations in a gene that lead to hearing loss and also contribute to Usher syndrome. The finding adds to a growing body of knowledge about the underlying causes of these disorders.

Researchers published a highly detailed picture of how an important signaling molecule in the brain interacts with its receptor. The achievement may help scientists design better drugs for certain disorders.

Scientists identified a protein thatís essential for mending injuries to the intestinal lining in mice. The finding might have implications for understanding and repairing damage to the human intestinal wall.

October 1, 2012

Gene therapy can safely restore immune function in children with severe combined immunodeficiency and allow some to stop taking painful weekly injections. The finding offers hope for those born with this rare and deadly disorder.

New research suggests that early-life exposure to antibiotics affects gut microbes and changes how food is metabolized. The findings may explain how antibiotics fatten farm animals and also have implications for childhood obesity.